Cryptic crossword No 3,009

884 - Sink or Swim - also available at https://ibendr.github.io/xwd/bendr/index.html along with hundreds more

Nice one Ben. I got held up in the SW through lack of GK and either too much or too little of 20d to recognise that one but all the clues were fair enough I think. Particularly liked 9a, 12a, 23a and 3d